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$310+ Cheap flights from Reagan-National (DCA) to Barcelona

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — BCN
Dec 3 — Dec 101
Wed 12/3
Wed 12/10
1 adult, Economy
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Cheapflights Tip: The best prices from Washington, D.C. Reagan-National to Barcelona are usually found in February or August, booked 88 days in advance, depart on a Wednesday or Tuesday and return on a Monday

Find flight deals from Reagan-National to Barcelona

Cheapest flights from Reagan-National to Barcelona
Explore the most affordable flight options available from Reagan-National to Barcelona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 3, 2025.

This Mytrip deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/94:10 pmDCA - BCN
1 stop11h 25mAir Canada
Tue 11/181:35 pmBCN - DCA
2 stops15h 00mAir Canada
Deal found 10/31$470
This Mytrip deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/112:55 pmDCA - BCN
2 stops14h 40mMultiple Airlines
Tue 12/96:45 amBCN - DCA
2 stops21h 50mMultiple Airlines
Deal found 11/2$471
This United Airlines deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/116:00 amDCA - BCN
1 stop21h 35mUnited Airlines
Tue 11/251:35 pmBCN - DCA
2 stops35h 32mUnited Airlines
Deal found 11/2$476
This United Airlines deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/117:30 amDCA - BCN
2 stops20h 05mUnited Airlines
Tue 11/181:35 pmBCN - DCA
2 stops32h 03mUnited Airlines
Deal found 10/30$481
This United deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/116:00 amDCA - BCN
1 stop21h 00mMultiple Airlines
Tue 11/181:35 pmBCN - DCA
1 stop31h 56mMultiple Airlines
Deal found 10/31$482
This Finnair deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2611:45 amDCA - BCN
1 stop13h 20mMultiple Airlines
Fri 12/512:30 pmBCN - DCA
1 stop14h 28mMultiple Airlines
Deal found 11/1$484
This United Airlines deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/911:05 amDCA - BCN
1 stop16h 30mUnited Airlines
Tue 11/181:35 pmBCN - DCA
1 stop26h 51mUnited Airlines
Deal found 11/2$488

Cheap flight deals from Reagan-National to Barcelona

Discover tips and strategies to find the most affordable flight options for your journey from Reagan-National (DCA) to Barcelona (S37). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 3, 2025.

Round-trip from

$471
(Mytrip)

One-way from

$310
(FlightHub)

Popular in

December

Cheapest in

February

Average price

$649
From Washington, D.C. Reagan-National to Barcelona
Search Deals
One-way flight from Washington, D.C. Reagan-National to Barcelona
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($39 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($62 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Reagan-National to Barcelona that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 3, 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Barcelona that are best for you.

Fly from

Reagan-National

Fly to

Barcelona

Route

Depart

Return

Price

Washington, D.C.Barcelona

DCA - BCN

DCABCN

Washington, D.C. Reagan-National

Tue 11/11

7:30 am-9:35 am

2 stops20h 05m

Barcelona-El Prat

Tue 11/18

1:35 pm-3:38 pm

2 stops32h 03m

$481

Washington, D.C.Barcelona

DCA - BCN

DCABCN

Washington, D.C. Reagan-National

Wed 11/5

12:00 pm-1:10 pm

1 stop19h 10m

Barcelona-El Prat

Thu 11/13

1:35 pm-3:38 pm

2 stops32h 03m

$481

Washington, D.C.Barcelona

DCA - BCN

DCABCN

Washington, D.C. Reagan-National

Sun 11/16

6:30 am-1:10 pm

1 stop24h 40m

Barcelona-El Prat

Tue 11/25

1:35 pm-10:26 am

1 stop26h 51m

$482

Washington, D.C.Barcelona

DCA - BCN

DCABCN

Washington, D.C. Reagan-National

Sun 12/7

4:43 pm-9:00 am

1 stop10h 17m

Barcelona-El Prat

Thu 1/22

12:30 pm-9:30 pm

1 stop15h 00m

$484

Washington, D.C.Barcelona

DCA - BCN

DCABCN

Washington, D.C. Reagan-National

Mon 1/19

6:00 am-9:35 am

1 stop21h 35m

Barcelona-El Prat

Fri 1/23

11:00 am-7:32 pm

1 stop14h 32m

$499

Washington, D.C.Barcelona

DCA - BCN

DCABCN

Washington, D.C. Reagan-National

Tue 1/20

1:40 pm-8:40 am

1 stop13h 00m

Barcelona-El Prat

Fri 2/20

10:55 am-6:30 pm

1 stop13h 35m

$504

Washington, D.C.Barcelona

DCA - BCN

DCABCN

Washington, D.C. Reagan-National

Mon 1/19

6:00 am-8:00 am

1 stop20h 00m

Barcelona-El Prat

Fri 1/23

10:55 am-10:35 pm

1 stop17h 40m

$504

Washington, D.C.Barcelona

DCA - BCN

DCABCN

Washington, D.C. Reagan-National

Sat 11/29

8:07 pm-9:00 am

1 stop30h 53m

Barcelona-El Prat

Mon 12/8

1:35 pm-10:21 am

1 stop26h 46m

$532

Washington, D.C.Barcelona

DCA - BCN

DCABCN

Washington, D.C. Reagan-National

Sat 1/17

8:10 pm-9:00 am

1 stop30h 50m

Barcelona-El Prat

Sat 1/24

1:35 pm-10:23 am

1 stop26h 48m

$532

Washington, D.C.Barcelona

DCA - BCN

DCABCN

Washington, D.C. Reagan-National

Wed 12/10

1:41 pm-9:00 am

1 stop13h 19m

Barcelona-El Prat

Sun 12/14

12:30 pm-8:58 pm

1 stop14h 28m

$534

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/31

Showing 1-10 of 21 results
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Best time to book a flight from Reagan-National to Barcelona

Have a flexible travel schedule? Discover the best time to fly to Barcelona from Reagan-National with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Reagan-National Airport to Barcelona

How far ahead should I book a flight from Washington, D.C. Reagan-National Airport to Barcelona?

Use this chart to determine the optimal time to book a round-trip flight from Reagan-National to Barcelona. Price data was last updated on October 31, 2025.

The best time to book flights from Washington, D.C. Reagan-National Airport to Barcelona is 88 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Washington, D.C. Reagan-National Airport to Barcelona?

Currently, September is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Barcelona (average of $277). Flying from Washington, D.C. Reagan-National Airport to Barcelona in June is currently the most expensive (average of $1,260). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from DCA to BCN?

Find hourly flight availability from Reagan-National to Barcelona. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 3, 2025.

A simple way to save on the total cost of your ticket is to fly from Washington, D.C. Reagan-National Airport to Barcelona at noon. If you’re flexible enough to do this you can expect to save up to 50% on your trip compared to booking a flight in the afternoon.

Reviews of airlines servicing Barcelona

Get insights into the airlines that provide service to Barcelona. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Barcelona. Reviews last updated November 3, 2025.
Read through reviews of airlines operating flights from Washington, D.C. Reagan-National Airport to Barcelona, such as Delta, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,001 reviews

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Lane,Nov 2025

MEM - ATL

The crew was very friendly, but they only came around and offered the better Delta Comfort snacks one time. I thought they would come around more frequently on a 5 hour flight. They did do two beverage services though, which was nice.
Delta
7.9
Good
8,001 reviews
Delta
7.9
Good
8,001 reviews

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Lane,Nov 2025

MEM - ATL

The crew was very friendly, but they only came around and offered the better Delta Comfort snacks one time. I thought they would come around more frequently on a 5 hour flight. They did do two beverage services though, which was nice.
United Airlines
7.4
Good
8,997 reviews
Delta
7.9
Good
8,001 reviews

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Lane,Nov 2025

MEM - ATL

The crew was very friendly, but they only came around and offered the better Delta Comfort snacks one time. I thought they would come around more frequently on a 5 hour flight. They did do two beverage services though, which was nice.
American Airlines
7.2
Good
11,036 reviews
Delta
7.9
Good
8,001 reviews

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Lane,Nov 2025

MEM - ATL

The crew was very friendly, but they only came around and offered the better Delta Comfort snacks one time. I thought they would come around more frequently on a 5 hour flight. They did do two beverage services though, which was nice.
Iberia
7.0
Good
3,005 reviews
Delta
7.9
Good
8,001 reviews

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Lane,Nov 2025

MEM - ATL

The crew was very friendly, but they only came around and offered the better Delta Comfort snacks one time. I thought they would come around more frequently on a 5 hour flight. They did do two beverage services though, which was nice.
British Airways
6.7
Okay
7,494 reviews
Delta
7.9
Good
8,001 reviews

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Lane,Nov 2025

MEM - ATL

The crew was very friendly, but they only came around and offered the better Delta Comfort snacks one time. I thought they would come around more frequently on a 5 hour flight. They did do two beverage services though, which was nice.

Related info for your journey

Find useful and relevant information for your journey from Reagan-National to Barcelona. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Washington, D.C. Reagan-National Airport to Barcelona?

    Departing from Washington, D.C. Reagan-National Airport to Barcelona will take you 10h 17m. There are 4030 mi between Washington, D.C. Reagan-National Airport and Barcelona. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Washington, D.C. Reagan-National Airport to Barcelona round-trip?

    Flying on United Airlines is currently your cheapest option to Barcelona, with prices starting at $479. Additional round-trip tickets that might be worth considering are offered by Iberia and Delta, with the lowest prices starting at $483 and $497, respectively. You may be able to fly from Washington, D.C. Reagan-National Airport to Barcelona for 49% less than the average price by searching for these airlines.

  • What are the most popular routes from Washington, D.C. Reagan-National Airport to Barcelona?

    The most popular flight routes from Washington, D.C. Reagan-National Airport to Barcelona are Washington, D.C. Reagan-National - Barcelona-El Prat, Washington, D.C. Reagan-National - Girona Costa Brava and Washington, D.C. Reagan-National - Reus.

  • Can I find deals for flights from Reagan-National to Barcelona that include hotel bookings?

    Yes. In addition to deals on Reagan-National to Barcelona flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Reagan-National to Barcelona?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Reagan-National to Barcelona.

  • Can I find deals for business class flights from Reagan-National to Barcelona?

    Yes. Cheapflights offers flight deals from Reagan-National to Barcelona by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Washington, D.C. Reagan-National Airport to Barcelona?

    Currently, September is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Barcelona (average of $277). Flying from Washington, D.C. Reagan-National Airport to Barcelona in June is currently the most expensive (average of $1,260). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 6 airlines flying from Reagan-National to Barcelona

Discover the top 6 airlines that operate flights from Reagan-National to Barcelona. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$479Average$1,057FlexibilityNo cancel feeOn-time69%
IberiaCheapest$483Average$825FlexibilityNo cancel feeOn-time77%
DeltaCheapest$497Average$1,029FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$498Average$776FlexibilityNo cancel feeOn-time70%
Air CanadaCheapest$565Average$721FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$642Average$1,026FlexibilityNo cancel feeOn-time71%

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